Iona Sheehan grew up craving devotion and acceptance. From her maternal grandmother, she learned where to find both: County Mao, Ireland. Iona arrives in Ireland with nothing but her Nan's directions, an unfailingly optimistic attitude, and an innate talent with horses. There she finds her cousins, Branna and Connor O'Dwyer, and they invite her into their lives. When Iona lands a job at the local stables, she meets the owner, Boyle McGrath. Iona realizes...

As the boundaries between worlds begin to dissolve, Lyra and her daemon help Will Parry in his search for his father and for a powerful, magical knife.